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A rapid and efficient synthesis of substituted phthalic acid derivatives in solvent-free via microwa
Multicomponent reactions (MCRs) which directly yield the desired products via domino or tandem reaction sequences offer ......
A Research on the Formation of English Teaching Objectives from Needs Analysis Theory in Senior High
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The Rights to Subsistence and Development are Primary Human Rights——Advancing a Fairer, more Reasona
Committed to its own development, China has consistently promoted global development with concrete actions and ensured t......
With the development and appliration of 5G tech,shipbuilding industry has introduced 5G tech,promoted the shipbuilding i......
In the-comparison between two experimental turtle (Trionyx sinensis) groups fed on the feed containing 1 % or 2% Chines......
STUDIES ON ALKALI METAL PROMOTED IRON CATALYST FOR AMMONIA SYNTHESIS Ⅷ——STRUCTURE OF THE CATALYST BY
<正> Under moderate conditions, the catalytic activity of the alkali metal promoted iron catalyst for ammonia synthesis,......
Microwave promoted rapid dehydration of aldoximes to nitriles using melamine-formaldehyde resin supp
A simple and convenient procedure for the synthesis of nitriles by dehydration of aldoxime using supported sulphuric aci......
A series of C_2-symmetric and asymmetric chiral thiourea derivatives were synthesized from commercial L-phenylalanine.Al......
Ceria-zirconia-alumina (CZA) solid solution was prepared by sol-gel method in the present study. 0.5 wt.% Pd supported o......
SmI_2-promoted imino-Reformatsky reaction for facile synthesis of enantioenriched β-amino acid ester
A facile and efficient method for the stereoselective synthesis of β-amino acid esters via SmI2-promoted imino-Reformat......
Oxidative decomposition of dilute nitrobenzene in air was carried out in a catalytic plasma reactor with an inner electr......
Ru-Ce catalysts were prepared by a co-precipitation method.The effects of Ce precursors with different valences and Ce c......
Effect of rare earth and other cationic promoters on properties of CoMoN_x/CNTs catalysts for ammoni
Carbon nanotubes(CNTs)supported Co-Mo nitride catalysts were prepared by incipient-wetness impregnation method and tempe......
A Ni-La/SiO2 catalyst was prepared through the incipient wetness impregnation method and tested in the oxidative dehydro......
The Ni2P promoted and γ-Al2O3 supported NiMoW sulfide catalyst consisting of 4 wt% Mo, 22 wt% W, 2 wt% Ni and 2.5 wt% N......
The ferric perchlorate-promoted reaction of [60]fullerene (C60) with ethyl 2-methylacetoacetate generates fullerenyl hem......
CeO2-promoted Ni/Al2O3-ZrO2 (Ni/Al2O3-ZrO2-CeO2) catalysts were prepared by a direct sol-gel process with citric acid as......
An effective method for the synthesis of vinyl thioethers through the conjugate addition of ethanethiol to electron-defi......
An efficient preparation of imidazolines from nitriles and aziridines in the presence of TfOH via Ritter reaction is des......
High efficient probes with Schiff base functional receptors for hypochlorite sensing under physiolog
A series of novel and convenient fluorescent probes with Schiff base functionality were presented for direct detection o......
CH_4 reforming with CO_2 for syngas production over La_2O_3 promoted Ni catalysts supported on mesop
Nanostructured γ-Al2O3 with high surface area and mesoporous structure was synthesized by sol-gel method and employed a......
Green,mild and efficient bromination of aromatic compounds by HBr promoted by trans-3,5-dihydroperox
A combination of HBr and trans-3,5-dihydroperoxy-3,5-dimethyl-1,2-dioxolane as anew and powerful oxidant was found effec......
Enhanced catalytic performance for direct synthesis of dimethyl ether from syngas over a La_2O_3 mod
A series of hybrid catalysts were made by physically mixing Cu-ZrO 2 and γ-Al 2 O 3,for former it was modified with dif......
Vanadium phosphorus oxide (VPO) catalysts were synthesized by the dihydrate method which involved the two steps for the ......
Amination of electron deficient aryl chlorides promoted by nano sized Mg(OH)_2 under transition meta
This paper presents the amination reactions of electron deficient aryl chlorides promoted by Mg(OH)_2 without transition......
An easy workup and environmentally friendly method to convert ethylbenzene into the corresponding oxides,catalyzed by a ......
A cesium fluoride promoted efficient and rapid multicomponent synthesis of functionalized 2-amino-3-
A rapid, one-pot and highly efficient protocol for the synthesis of pharmaceutically interesting functionalized 2-amino-......
Effect of elemental molar ratio on the synthesis of higher alcohols over Co-promoted alkali-modified
A series of molybdenum carbide catalysts promoted by potassium and cobalt,supported on carbon nanotubes(CNTs) were prepa......
A novel naphthyl-based self-catalyzed phthalonitrile monomer was prepared via nucleophilic displacement reaction. The st......
A series of SBA-15 supported bimetallic Rh–Ni catalysts with different weight ratio of Rh/Ni in the range of 0–0.04 we......
Pt–Ru, Pt and Ru catalysts supported on zirconia were prepared by impregnation method and were tested in selective oxid......
The catalytic activity of carbon nanotubes-supported vanadium oxide(V_2O_5/CNTs) catalysts in the selective catalytic re......
CeCl_3·7H_2O-SiO_2:Catalyst promoted microwave assisted neat synthesis,antifungal and antioxidant ac
CeCl_3·7H_2O supported on silica(CeCl_3·7H_2O-SiO_2) is used as a heterogeneous,efficient and recyclable catalyst for ......
Ammonium persulphate promoted synthesis of polyethylene glycol entrapped potassium tribromide and it
In this study, a new method of synthesis of polyethylene glycol supported potassium tribromide(PEG KBr3) and its applica......
Three component reactions: An efficient and green synthesis of 3, 4-dihydropyrimidin-2-(1H)-ones and
An environmentally benign aqueous protocol for the synthesis of 3,4-dihydropyrimidin-2-(1H)-ones and thiones promoted by......
N-vinyl pyrrolidone promoted aqueous-phase dehydrogenation of formic acid over PVP-stabilized Ru nan
In this work, we fabricated the poly(N-vinyl-2-pyrrolidone)(PVP)-stabilized ruthenium(0) nanoclusters by reduction of Ru......
A one-pot,four-component reaction of ethyl acetoacetate,hydrazine hydrate,aldehydes,and malononitrile was discussed usin......
A simple and highly efficient protocol has been developed for the Pd/C-catalyzed ligand-free Suzuki–Miyaura reaction of......
An efficient and practical method is developed for the trifluoromethylation of enamides using Umemoto’s reagent as the ......
An effcient synthesis of functionalized tetrahydro-1H-indeno[2,1-c]pyridine derivatives by a PPh_3-p
A reaction between 1,3-dioxo-N-aryl-2,3-dihydro-1H-indene-2-carboxamides,dialkyl acetylenedicarboxylates,and triphenylph......
I_2/K_2CO_3-promoted ring-opening/cyclization/rearrangement/aromatization sequence:A powerful strate
An efficient and straightforward synthetic method has been developed for the preparation of 4-cyanofuran-3-carboxylate d......
Umpolung is a fundamental concept in organic chemistry, which provides an alternative strategy for the synthesis of targ......
Enhanced performance of field-effect transistors based on C_(60) single crystals with conjugated pol
Contact resistance at the interface between metal electrodes and semiconductors can significantly limit the performance ......
Oxidative intramolecular coupling of 2,3-disubstituted phenyl acrylic acids and derivatives promoted
Polymethoxy-substituted phenanthrene-9-carboxylic acids or their methylate are key intermediates for the synthesis of ty......
Hydrogen production through glycerol steam reforming using Co catalysts supported on SBA-15 doped wi
The steam reforming of glycerol has been studied at 500 and 600 oC using Co/SBA-15 and Co/M/SBA-15(M: Zr, Ce, or La) pro......
The boss called one of his employees into the office.“John,”he said,“you’ve been with the company for a year.You sta......
Effect of metformin on proliferation and related genes expression of human osteoblast MG63 under hig
Objective To study the effect of metformin on proliferation and related genes expression of human osteoblast.Methods The......
The alkali-metal Na adsorption on Si(100)2×1 surface and its promoted oxidation and Si oxidegrowth have been investiga......
A novel practical method for the generation of dichlorocarbene by ultrasonic irradiation and phase-t
The generation of dichlorocarbene from chloroform can be promoted effectively by the-combination of ultrasonic irradiat......
